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脱式计算.70-(34+28)5×9-2481÷9×635+40÷544+56-8085-62+48.
题目详情
脱式计算. 70-(34+28) | 5×9-24 | 81÷9×6 |
35+40÷5 | 44+56-80 | 85-62+48. |
脱式计算. 70-(34+28) | 5×9-24 | 81÷9×6 |
35+40÷5 | 44+56-80 | 85-62+48. |
70-(34+28)
70-(34+28)
▼优质解答
答案和解析
(1)70-(34+28),
=70-62,
=8;
(2)5×9-24,
=45-24,
=21;
(3)81÷9×6,
=9×6,
=54;
(4)35+40÷5,
=35+8,
=43;
(5)44+56-80,
=100-80,
=20;
(6)85-62+48,
=23+48,
=71.
=70-62,
=8;
(2)5×9-24,
=45-24,
=21;
(3)81÷9×6,
=9×6,
=54;
(4)35+40÷5,
=35+8,
=43;
(5)44+56-80,
=100-80,
=20;
(6)85-62+48,
=23+48,
=71.
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